841 #define	pte_load_store(ptep, pte)	atomic_swap_long(ptep, pte)  argument
842 #define	pte_load_clear(ptep)		atomic_swap_long(ptep, 0)  argument
843 #define	pte_store(ptep, pte) do {	   \  argument
845 	*(u_long *)(ptep) = htobe64((u_long)((pte) | PG_V | RPTE_LEAF)); \
850 #define	pde_store(ptep, pa) do {				\  argument
851 	*(u_long *)(ptep) = htobe64((u_long)(pa|RPTE_VALID|RPTE_SHIFT)); \
854 #define	pte_clear(ptep) do {					\  argument
855 		*(u_long *)(ptep) = (u_long)(0);		\